* load analytics only when changed using a checksum

- over audit deserialization files

* update docstrings

* fix testing wording

* fix nil analytics-resource-dir

* in tests, when you delete the audit db, set the checksum back to 0

* add a comment

* WIP hashing ia content from inside a jar

* Do the unzip sooner, still hashes the file system

Co-authored-by: John Swanson <john.swanson@metabase.com>

* cleanup java-time -> java-time.api

---------

Co-authored-by: John Swanson <john.swanson@metabase.com>